344 lines
10 KiB
Dart
344 lines
10 KiB
Dart
import 'dart:async';
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import 'package:flutter/foundation.dart';
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import 'package:flutter/material.dart';
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import 'package:google_sign_in/google_sign_in.dart';
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import 'package:google_fonts/google_fonts.dart';
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import 'package:supabase_flutter/supabase_flutter.dart';
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import 'login_screen.dart';
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import 'register_screen.dart';
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import '../services/auth_service.dart';
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import 'dart:io' show Platform;
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class AuthScreen extends StatefulWidget {
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const AuthScreen({super.key});
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@override
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State<AuthScreen> createState() => _AuthScreenState();
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}
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class _AuthScreenState extends State<AuthScreen>
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with SingleTickerProviderStateMixin {
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final SupabaseClient supabase = Supabase.instance.client;
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final AuthService _authService = AuthService();
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late TabController _tabController;
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bool _isLoading = true;
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@override
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void initState() {
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super.initState();
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debugPrint('AuthScreen initState started');
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_tabController = TabController(length: 2, vsync: this);
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_setupAuthListener();
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_checkAutoLogin();
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debugPrint('AuthScreen initState completed');
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}
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@override
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void dispose() {
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_tabController.dispose();
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super.dispose();
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}
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void _setupAuthListener() {
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supabase.auth.onAuthStateChange.listen((data) {
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final event = data.event;
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if (event == AuthChangeEvent.signedIn) {
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setState(() {
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_isLoading = false;
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});
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// Navigate to home screen
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if (mounted) {
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Navigator.of(context).pushReplacementNamed('/home');
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}
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} else if (event == AuthChangeEvent.signedOut) {
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setState(() {
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_isLoading = false;
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});
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}
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});
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}
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Future<void> _checkAutoLogin() async {
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debugPrint('_checkAutoLogin started');
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try {
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// Add timeout to prevent hanging
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await Future.any([
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_performAutoLogin(),
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Future.delayed(const Duration(seconds: 10)),
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]);
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debugPrint('_checkAutoLogin completed');
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} catch (e) {
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debugPrint('_checkAutoLogin error: $e');
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setState(() {
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_isLoading = false;
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});
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}
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}
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Future<void> _performAutoLogin() async {
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debugPrint('_performAutoLogin started');
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// Check if user is already authenticated
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if (_authService.isAuthenticated) {
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debugPrint('User already authenticated, navigating to home');
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setState(() {
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_isLoading = false;
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});
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// Navigate to home screen immediately
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if (mounted) {
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Navigator.of(context).pushReplacementNamed('/home');
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}
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return;
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}
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debugPrint('Attempting auto-login with saved credentials');
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// Try auto-login with saved credentials
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final success = await _authService.autoLogin();
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debugPrint('Auto-login result: $success');
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setState(() {
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_isLoading = false;
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});
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// Let the auth listener handle navigation if successful
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}
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Future<AuthResponse> googleSignInNative() async {
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/// TODO: update the Web client ID with your own.
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///
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/// Web Client ID that you registered with Google Cloud.
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const webClientId = '311478513323-4vj6v6d254jbs8tt334u4874see8i4vj.apps.googleusercontent.com';
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/// TODO: update the iOS client ID with your own.
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///
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/// iOS Client ID that you registered with Google Cloud.
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const iosClientId = '311478513323-8j9q5oe77hnmcmn7i6qsq5r7t0krrlb1.apps.googleusercontent.com';
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// Google sign in on Android will work without providing the Android
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// Client ID registered on Google Cloud.
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final GoogleSignIn signIn = GoogleSignIn(
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clientId: iosClientId,
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serverClientId: webClientId,
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);
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final googleUser = await signIn.signIn();
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if (googleUser == null) {
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throw Exception('Google sign-in was cancelled');
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}
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final googleAuth = await googleUser.authentication;
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final accessToken = googleAuth.accessToken;
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final idToken = googleAuth.idToken;
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if(accessToken == null){
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throw Exception('No access token found');
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}
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if(idToken == null){
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throw Exception('No id token found');
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}
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final response = await supabase.auth.signInWithIdToken(
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provider: OAuthProvider.google,
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idToken: idToken,
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accessToken: accessToken,
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);
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// Save user information after successful OAuth login
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final user = response.user;
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if (user != null) {
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final userName = googleUser.displayName ?? user.userMetadata?['name'] ?? 'User';
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final userEmail = googleUser.email;
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await _authService.saveUserInfo(
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name: userName,
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email: userEmail,
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);
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}
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return response;
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}
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Future<void> oauthLoginWeb(OAuthProvider provider) async {
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await supabase.auth.signInWithOAuth(
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provider,
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redirectTo: kIsWeb ? null : 'com.Xperience.TaskTracker.tasktracker://callback',
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);
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}
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Future<void> login(String email, String password, bool rememberMe) async {
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await _authService.loginWithPassword(
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email: email,
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password: password,
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rememberMe: rememberMe,
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);
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}
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Future<void> register(String email, String password, String name, bool rememberMe) async {
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await _authService.registerUser(
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email: email,
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password: password,
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name: name,
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rememberMe: rememberMe,
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);
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}
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Future<void> logout() async {
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await _authService.logout();
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}
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Future<void> oAuthLogin(OAuthProvider provider) async {
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try {
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if(Platform.isAndroid && provider == OAuthProvider.google){
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await googleSignInNative();
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} else {
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await oauthLoginWeb(provider);
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}
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} catch (e) {
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// Handle OAuth login errors
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Text('OAuth login failed: ${e.toString()}'),
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backgroundColor: Colors.red,
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),
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);
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}
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}
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}
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@override
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Widget build(BuildContext context) {
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final screenHeight = MediaQuery.of(context).size.height;
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// Show loading screen while checking authentication
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if (_isLoading) {
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return Scaffold(
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backgroundColor: Colors.grey[50],
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body: const Center(
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child: CircularProgressIndicator(),
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),
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);
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}
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return Scaffold(
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backgroundColor: Colors.grey[50],
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body: SafeArea(
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child: SingleChildScrollView(
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child: Column(
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children: [
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// Header Section
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Container(
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width: double.infinity,
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padding: const EdgeInsets.all(32.0),
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child: Column(
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children: [
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const SizedBox(height: 40),
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// App Logo/Icon
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Container(
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width: 80,
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height: 80,
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decoration: BoxDecoration(
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color: Theme.of(context).primaryColor,
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borderRadius: BorderRadius.circular(20),
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boxShadow: [
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BoxShadow(
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color: Theme.of(context).primaryColor.withValues(alpha: 0.3),
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blurRadius: 20,
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offset: const Offset(0, 10),
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),
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],
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),
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child: const Icon(
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Icons.task_alt,
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color: Colors.white,
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size: 40,
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),
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),
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const SizedBox(height: 24),
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Text(
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'TaskTracker',
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style: GoogleFonts.poppins(
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fontSize: 32,
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fontWeight: FontWeight.bold,
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color: Colors.grey[800],
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),
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),
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const SizedBox(height: 8),
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Text(
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'Manage your tasks efficiently',
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style: GoogleFonts.poppins(
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fontSize: 16,
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color: Colors.grey[600],
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),
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),
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],
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),
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),
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// Tab Bar
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Container(
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margin: const EdgeInsets.symmetric(horizontal: 24),
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decoration: BoxDecoration(
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color: Colors.white,
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borderRadius: BorderRadius.circular(12),
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boxShadow: [
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BoxShadow(
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color: Colors.grey.withValues(alpha: 0.1),
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blurRadius: 10,
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offset: const Offset(0, 5),
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),
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],
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),
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child: TabBar(
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controller: _tabController,
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indicator: BoxDecoration(
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borderRadius: BorderRadius.circular(20),
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color: Theme.of(context).primaryColor,
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),
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indicatorSize: TabBarIndicatorSize.tab, // Make indicator fill the tab
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labelColor: Colors.white,
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unselectedLabelColor: Colors.grey[600],
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labelStyle: GoogleFonts.poppins(
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fontWeight: FontWeight.w600,
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fontSize: 16,
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),
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unselectedLabelStyle: GoogleFonts.poppins(
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fontWeight: FontWeight.w500,
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fontSize: 16,
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),
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tabs: const [
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Tab(text: 'Login'),
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Tab(text: 'Register'),
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],
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),
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),
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const SizedBox(height: 24),
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// Tab Views
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SizedBox(
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height: screenHeight * 0.8,
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child: TabBarView(
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controller: _tabController,
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children: [
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LoginScreen(
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onLogin: login,
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onOAuthLogin: (provider) => oAuthLogin(provider),
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),
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RegisterScreen(
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onRegister: register,
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onOAuthRegister: (provider) => oAuthLogin(provider),
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),
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],
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),
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),
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],
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),
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),
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),
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);
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}
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}
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